and -- to rein in cia access. >> colonel, this is warfare that americans aren't used to. and they ask questions about what are our constitutional -- what is our leeway here? what is fair game and what is not? and how are these decisions being made? is this just the new wave of warfare that we have to get used to? >> it is, because we have the technology now to do things we haven't done before. but the argument that congress ought to be involved in supervising this is an important one, and we should not ignore it. the congress has a responsibility, not just the authority, but the responsibility to supervise the activities of the executive branch, and in particular, the intelligence committee which takes a look at all the black programs and is kept in the loop on everything certainly has the capability of making an evaluation of what is the right thing to do and is the wrong thing to do, and needs to weigh in. to the extent it doesn't do that, then it's abrogated its responsibilities. >> sam, what is your take on what the hearings are going to be like tomorrow for mr. brenn